Hypertension: Difference between revisions
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====Associated Risks==== | ====Associated Risks==== | ||
Hypertension is massively associated with [[cardiovascular]] disease which is why it is so important. It increase the risk of: | |||
*[[stroke]] | |||
*[[Ischaemic heart disease]] | |||
*[[left ventricular hypertrophy]] and [[cardiac failure]] | |||
==Clinical Features== | ==Clinical Features== | ||
Revision as of 14:18, 24 March 2009
Definition
High blood pressure. According to NICE, it has to be persistenly over 140/90mmHg.
Epidemiology
Ridiculously high prevalence - 11.3%. 95% is primary (i.e. no known cause).
Pathophysiology
There are two types :
- essential (aka primary or systemic) - it just happens and nobody knows the cause.
- secondary - caused by another disease.
Risks
Risk Factors
Nobody knows the exact cause of hypertension but there are some risk factors:
- Diet - high salt, calcium and coffee intake
- Genetics
- Oral contraceptive
- HRT
Associated Risks
Hypertension is massively associated with cardiovascular disease which is why it is so important. It increase the risk of:
Clinical Features
The main clinical feature of high blood pressure is high blood pressure. Go figure. Well, I'm sure you did. Here's a list of the different classifications of blood pressure: